74 lines
1.7 KiB
C
74 lines
1.7 KiB
C
/* A few basic types needed everywhere.
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*
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* 27/10/11
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* - from type.h
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*/
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/*
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This file is part of VIPS.
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VIPS is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA
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*/
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/*
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These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
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*/
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#ifndef VIPS_BASIC_H
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#define VIPS_BASIC_H
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#ifdef __cplusplus
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extern "C" {
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#endif /*__cplusplus*/
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/**
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* VipsPel:
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*
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* A picture element. Cast this to whatever the associated VipsBandFormat says
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* to get the value.
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*/
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typedef unsigned char VipsPel;
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/* Also used for eg. vips_local() and friends.
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*/
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typedef int (*VipsCallbackFn)( void *a, void *b );
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/* Like GFunc, but return a value.
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*/
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typedef void *(*VipsSListMap2Fn)( void *item,
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void *a, void *b );
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typedef void *(*VipsSListMap4Fn)( void *item,
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void *a, void *b, void *c, void *d );
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typedef void *(*VipsSListFold2Fn)( void *item,
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void *a, void *b, void *c );
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typedef enum {
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VIPS_PRECISION_INTEGER,
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VIPS_PRECISION_FLOAT,
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VIPS_PRECISION_APPROXIMATE,
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VIPS_PRECISION_LAST
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} VipsPrecision;
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#ifdef __cplusplus
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}
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#endif /*__cplusplus*/
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#endif /*VIPS_BASIC_H*/
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